Phonolite and Websterite Definition

Definition of Phonolite and Websterite

The general Phonolite and Websterite definition can be stated as: Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. On the other hand, Websterite is ultramafic and ultrabasic rock that consists of roughly equal proportions of orthopyroxene and clinopyroxene. It is a special type of pyroxenite.. Along with definition of Phonolite and Websterite, get to know about Properties of Phonolite and Websterite. Get to know more information about Phonolite and Websterite origin and discoverer, etymology and class.

History of Phonolite and Websterite

The history of Phonolite and Websterite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Phonolite and Websterite Origin and Discoverer

Phonolite and Websterite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Phonolite and Websterite. In this section, you will know about Phonolite and Websterite Origin and Discoverer. Origin of Phonolite is Unknown whereas Origin of Websterite is Webster, North Carolina. It is interesting to know the name of Phonolite and Websterite discoverer. The discoverer of Phonolite and Websterite are Unknown.

Etymology of Phonolite and Websterite

Along with Phonolite and Websterite definition, know more about the etymology of Phonolite and Websterite. Etymology of Phonolite and Websterite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Websterite. The etymology of Phonolite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit while that of Websterite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phonolite and Websterite belong to Igneous Rocks. The sub-class, group and other categories of Phonolite and Websterite are listed below.

For Phonolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock

For Websterite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock